Learn more about the University of Idaho murders and what the victims' friends and family have to say in a new Peacock documentary.

Steve Goncalves, one of the fathers of Bryan Kohberger's victims, has apologized to his late daughter after the killer agreed to a plea deal. He labeled it his "mistake" that Kohberger won't be tried for the crimes due to the agreement,

Bryan Kohberger is expected to take a plea deal in the alleged murders of Madison Mogen, 21, Kaylee Goncalves, 21, Xana Kernodle, 20, and Ethan Chapin, 20, who were University of Idaho students